package add_$21_genericity;

import java.util.Arrays;

/*

静态方法的泛型，在static后面加


 */

public class FunctionGenericity {
    
    public static <T extends Comparable<? super T>> T[] bubbleSort(T[] arr) {
        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - i - 1; j++) {
                if (arr[j].compareTo(arr[j+1]) > 0) {
                    T temp = arr[j];
                    arr[j] = arr[j+1];
                    arr[j+1] = temp;
                }
            }
        }
        return arr;
    }

    public static void main(String[] args) {
        // TODO Auto-generated method stub
        Integer[] arr = {4, 1, 3, 4, 2, 5};
        System.out.println(Arrays.toString(bubbleSort(arr)));
    }

}
